+.B \-F " or " \-\-foreground
+Run in foreground (do not daemonize)
+.TP
+.B \-f " or " \-\-exports-file
+This option specifies the exports file, listing the clients that this
+server is prepared to serve and parameters to apply to each
+such mount (see
+.BR exports (5)).
+By default, export information is read from
+.IR /etc/exports .
+.TP
+.B \-h " or " \-\-help
+Display usage message.
+.TP
+.B \-o num " or " \-\-descriptors num
+Set the limit of the number of open file descriptors to num. The
+default is to leave the limit unchanged.
+.TP
+.B \-N " or " \-\-no-nfs-version